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ST-212 ST412 MFM
UNFORMATTED CAPACITY (MB) ________________12.76
FORMATTED CAPACITY (17 SECTORS) (MB) _____10.0
ACTUATOR TYPE ____________________________STEPPER
TRACKS ___________________________________1,224
CYLINDERS ________________________________306
HEADS ____________________________________4
DISCS ____________________________________1
MEDIA TYPE _______________________________OXIDE
RECORDING METHOD _________________________MFM
TRANSFER RATE (mbits/sec) ________________5.0
SPINDLE SPEED (RPM) ______________________3,600
INTERFACE ________________________________ST412
TPI (TRACKS PER INCH) ____________________550
BPI (BITS PER INCH) ______________________10,560
AVERAGE ACCESS (ms) ______________________65
SINGLE TRACK SEEK (ms) ___________________23
MTBF (power-on hours) ____________________11,000
POWER REQUIREMENTS: +12V START-UP (amps) _3.2
+12V TYPICAL (amps) __1.0
+5V TYPICAL (amps) ___1.0
TYPICAL (watts) ______17
MAXIMUM (watts) ______44.4
BUFFERED STEP PULSE RATE (micro sec) _____5-500
WRITE PRECOMP (cyl) ______________________128
REDUCED WRITE CURRENT (cyl) ______________N/A (307)
LANDING ZONE (cyl)________________________319
IBM AT DRIVE TYPE ________________________1
Seagate reserves the right to change, without notice, product
offerings or specifications. (6/26/90) |